203976190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2179}}^1$

素因数の和:2257

約数の個数: 64

約数和(自身を含む): 429442560

約数和(自身を除く): 225466370

約数列:

[1, 2, 5, 10, 11, 22, 23, 37, 46, 55, 74, 110, 115, 185, 230, 253, 370, 407, 506, 814, 851, 1265, 1702, 2035, 2179, 2530, 4070, 4255, 4358, 8510, 9361, 10895, 18722, 21790, 23969, 46805, 47938, 50117, 80623, 93610, 100234, 119845, 161246, 239690, 250585, 403115, 501170, 551287, 806230, 886853, 1102574, 1773706, 1854329, 2756435, 3708658, 4434265, 5512870, 8868530, 9271645, 18543290, 20397619, 40795238, 101988095, 203976190]

約数ペア:

[(1, 203976190), (2, 101988095), (5, 40795238), (10, 20397619), (11, 18543290), (22, 9271645), (23, 8868530), (37, 5512870), (46, 4434265), (55, 3708658), (74, 2756435), (110, 1854329), (115, 1773706), (185, 1102574), (230, 886853), (253, 806230), (370, 551287), (407, 501170), (506, 403115), (814, 250585), (851, 239690), (1265, 161246), (1702, 119845), (2035, 100234), (2179, 93610), (2530, 80623), (4070, 50117), (4255, 47938), (4358, 46805), (8510, 23969), (9361, 21790), (10895, 18722)]